Ключевые слова: arc, background, blast, bright, burning, casting, construction, equipment, factory, fire, flame, foundry, furnace, glow, glowing, gold, heat, heavy, hot, industrial, industry, interior, iron, ironworks, ladle, light, liquid, manufacture, manufacturing, melting, metal, metallic, metallurgical, metallurgy, mill, molten, plant, pour, power, production, red, slag, smelting, sparks, steel, steelworks, work, worker, workshop,